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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. int sum = 0;
  6. for(int i = 0; i < 3; i++){
  7. for(int j = i; j < 5; j++){
  8. sum = sum + i + j - 1;
  9. }
  10. }
  11. cout<<sum;
  12.  
  13. return 0;
  14. }
Success #stdin #stdout 0.01s 5288KB
stdin
Standard input is empty
stdout
27